Find the period P and amplitude A and graph at least two periods of the equation.
A. P = 720°, A = 4
B. P = 90°, A = 0.5
C. P = 720°, A = 4
D. P = 720°, A = 4
E. P = 90°, A = 0.5
Answer: A
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A. - 
B. 
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